Base | Representation |
---|---|
bin | 1001011000010111100… |
… | …1001110010101011101 |
3 | 120101222112021102011020 |
4 | 2112011321032111131 |
5 | 10120024000114410 |
6 | 202011433314353 |
7 | 14433461522433 |
oct | 2260571162535 |
9 | 511875242136 |
10 | 161160160605 |
11 | 62390788a84 |
12 | 272982659b9 |
13 | 122747226a2 |
14 | 7b2ba32d53 |
15 | 42d3758a70 |
hex | 2585e4e55d |
161160160605 has 16 divisors (see below), whose sum is σ = 257865195840. Its totient is φ = 85949106048.
The previous prime is 161160160571. The next prime is 161160160613. The reversal of 161160160605 is 506061061161.
It is not a de Polignac number, because 161160160605 - 29 = 161160160093 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302226 + ... + 643164.
It is an arithmetic number, because the mean of its divisors is an integer number (16116574740).
Almost surely, 2161160160605 is an apocalyptic number.
161160160605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
161160160605 is a deficient number, since it is larger than the sum of its proper divisors (96705035235).
161160160605 is a wasteful number, since it uses less digits than its factorization.
161160160605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 372460.
The product of its (nonzero) digits is 6480, while the sum is 33.
The spelling of 161160160605 in words is "one hundred sixty-one billion, one hundred sixty million, one hundred sixty thousand, six hundred five".
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